@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:wght@300;400;500;600&family=Inter:wght@300;400;500&display=swap');

:root {
  /* Color Palette */
  --color-base: #F8F5F0;      /* Warm ivory / bone white */
  --color-base-darker: #f0ebe4; /* Subtle section contrast */
  --color-primary: #1A2C23;   /* Deep Himalayan green */
  --color-secondary: #7A7A72; /* Stone grey */
  --color-accent: #C6A87C;    /* Muted gold */
  --color-text: #2D2D2A;      /* Soft charcoal */
  --color-border: rgba(122, 122, 114, 0.2); 
  
  /* Typography */
  --font-heading: 'Cormorant Garamond', serif;
  --font-body: 'Inter', sans-serif;
  
  /* Spacing */
  --spacing-sm: 1rem;
  --spacing-md: 2.5rem;
  --spacing-lg: 5rem;
  --spacing-xl: 8rem;
  --spacing-xxl: 12rem;

  /* Easing */
  --easing-slow: cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--color-base);
  color: var(--color-text);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 400;
  line-height: 1.1;
  color: var(--color-primary);
}

h1 {
  font-size: clamp(3rem, 6vw, 6rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(2rem, 4vw, 4rem);
  margin-bottom: var(--spacing-md);
}

h3 {
  font-size: 1.75rem;
  margin-bottom: var(--spacing-sm);
}

h4 {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-sm);
}

p {
  font-size: 1.125rem;
  margin-bottom: var(--spacing-md);
  max-width: 65ch;
  color: var(--color-secondary);
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.4s var(--easing-slow), opacity 0.4s var(--easing-slow);
}

a:hover {
  color: var(--color-accent);
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 5vw;
}

.section {
  padding: var(--spacing-xl) 0;
  min-height: auto; 
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.text-center {
  text-align: center;
}

.text-center p {
  margin-inline: auto;
}

.grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 2rem;
}

.grid-2col {
    grid-template-columns: repeat(2, 1fr) !important;
}

/* Buttons */
.button-group {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
}

.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 500;
    transition: all 0.4s var(--easing-slow);
    cursor: pointer;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-base) !important;
    border: 1px solid var(--color-primary);
}

.btn-primary:hover {
    background-color: var(--color-accent);
    border-color: var(--color-accent);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-base) !important;
    border: 1px solid rgba(248, 245, 240, 0.4);
}

.btn-outline:hover {
    background-color: rgba(248, 245, 240, 0.1);
    border-color: var(--color-base);
}

/* Animations & Scroll States */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 1.2s var(--easing-slow), transform 1.2s var(--easing-slow);
  will-change: opacity, transform;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.2s; }
.reveal-delay-2 { transition-delay: 0.4s; }
.reveal-delay-3 { transition-delay: 0.6s; }

/* Navigation */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: var(--spacing-md) 5vw;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 100;
  mix-blend-mode: difference;
  color: var(--color-base);
  transition: padding 0.6s var(--easing-slow), background 0.6s var(--easing-slow);
}

.header.scrolled {
  padding: var(--spacing-sm) 5vw;
  background: rgba(26, 44, 35, 0.95);
  backdrop-filter: blur(10px);
  mix-blend-mode: normal;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: inherit;
}

.nav-links a:hover {
  opacity: 0.7;
}

/* Hero Section */
.hero {
  position: relative;
  height: 100vh;
  width: 100vw;
  overflow: hidden;
  background-color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.7;
  transform: scale(1.05);
  transition: transform 10s ease-out;
}

.hero.is-loaded .hero-bg {
  transform: scale(1);
}

.hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  color: var(--color-base);
  width: 100%;
  padding: 0 5vw;
}

.hero-content h1 {
  color: var(--color-base);
  margin-bottom: 1rem;
}

.hero-content p {
  color: var(--color-base);
}

/* Imagery / Media */
.image-block {
  width: 100%;
  position: relative;
  overflow: hidden;
  margin-bottom: 2rem;
}

.image-block img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.5s var(--easing-slow);
}

.image-block:hover img {
  transform: scale(1.03);
}

.image-caption {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-secondary);
  margin-top: 1rem;
}

/* The Vision */
.vision-grid {
  align-items: center;
}
.vision-text {
  grid-column: 2 / 7;
}
.vision-image {
  grid-column: 8 / 13;
}

/* Portfolio Tiers */
.portfolio-tier {
    margin-bottom: var(--spacing-xl);
}

.tier-header {
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 1rem;
    margin-bottom: 3rem;
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 1rem;
}

.tier-header p {
    margin-bottom: 0;
    max-width: none;
    font-size: 1rem;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 4rem;
}

.portfolio-card {
    display: flex;
    flex-direction: column;
}

.portfolio-card--compact {
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
}

.card-image {
    aspect-ratio: 16/9;
    overflow: hidden;
    margin-bottom: 2rem;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 1.5s var(--easing-slow);
}

.portfolio-card:hover .card-image img {
    transform: scale(1.05);
}

.card-meta {
    display: flex;
    gap: 1.5rem;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-secondary);
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.card-desc {
    font-size: 1.2rem;
    color: var(--color-text);
    margin-bottom: 2rem;
    line-height: 1.5;
}

.card-pros {
    background-color: var(--color-base-darker);
    padding: 2rem;
    margin-bottom: 2rem;
}

.card-pros strong {
    display: block;
    margin-bottom: 1rem;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--color-primary);
    font-weight: 400;
}

.card-pros ul {
    list-style-type: none;
}

.card-pros li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--color-secondary);
    font-size: 0.95rem;
}

.card-pros li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--color-accent);
}

.card-val {
    font-size: 1rem;
    margin-bottom: 1.5rem;
}

.card-link {
    display: inline-block;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-bottom: 1px solid var(--color-secondary);
    padding-bottom: 0.25rem;
    align-self: flex-start;
}

.card-link:hover {
    border-bottom-color: var(--color-accent);
}

/* Institutional Block */
.institution-bg {
  background-color: var(--color-primary);
  color: var(--color-base);
}

/* Footer */
.footer {
  padding: var(--spacing-xl) 5vw var(--spacing-lg);
  background-color: var(--color-text);
  color: var(--color-base);
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 2rem;
}

.footer h3 {
  color: var(--color-base);
  font-size: 1.25rem;
}

.footer a {
  color: rgba(248, 245, 240, 0.7);
}

.footer-brand {
  grid-column: 1 / 6;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.footer-contact {
  grid-column: 10 / 13;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* Responsive */
@media (max-width: 1024px) {
  .vision-text { grid-column: 1 / 7; }
  .vision-image { grid-column: 7 / 13; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .grid-2col { grid-template-columns: 1fr !important; }
}

@media (max-width: 768px) {
  .grid {
    display: flex;
    flex-direction: column;
  }
  
  .header {
    flex-direction: column;
    padding: 1rem;
    background: rgba(26, 44, 35, 0.95);
    mix-blend-mode: normal;
  }
  
  .nav-links {
    margin-top: 1rem;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
  }
  
  .footer {
    display: flex;
    flex-direction: column;
  }
  
  .section {
    padding: var(--spacing-lg) 0;
  }
}